i understand you have a master's in aeronautical science, correct? >> i do. >> how does that inform your view of what this problem may be? if in fact there is a problem. >> well, you know, a phil pointed out, i would expect that they would come out and say what they said. we've never doubted that the airplane -- the airplane is safe, and ultimately boeing will get through this. our concerns, and why we went to a hold a few days ago, is this very fact, that the faa is in scrutinizing your plane. it's akin to having a tax audit. it likely goes well, but you just don't like to have the irs snooping around on things that have already been put to bed. >> the boeing executive who spoke this morning, the problem he does not believe is related to outsourcing. had that occurred to you, that that could be a problem? or a factor in this complication? >> well, it was interesting. you know, i think we're in the phase of unknown unknowns, so boeing, we don't know what we don't know right now. so i know they're saying that. but we have the faa all over the airplane